Small cone RPV valves with integrated manometer - C878/C879

The C878/C879 is a small cone brass cylinder valve for oxygen and oxygen mixtures and for small sized cylinders. It is equipped with an integrated pressure gauge and a residual pressure device in order to avoid ingress of humidity in the cylinder.

Key advantages

Compact high pressure brass cylinder valve for oxygen and oxygen mixtures (>20% O2) service and for small sized cylinders
Specific filling adaptor required
Residual pressure valve inline execution
Permanent gas tight seal
π marking according TPED directive
Tested according EN ISO 10297 and ISO15996 standards
Adiabatic compression tested to avoid oxygen ignitions
Compatible with medical oxygen

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Specifications

Working pressure pmax.	200 bar
Gas type	O2, N2O
Seat orifice size	2,5 Mm
Cv	0,2
Temperature range	-20 to +65 °c
Helium leak rate at pmax.	Internal 10^-3 mbarl/sec External 10^-3 mbarl/sec
Material	Handwheel: aluminium Seat: PA 6.6 O-rings: EPDM Body: brass
Safety	C878: No C879: Yes
In- and outlet connections	In accordance with all country standards

Dimensional drawings

Product Configurator

	Safety	Gas type	Safety set up	Body material	Actuation	Inlet	Outlet	Pin length	Reference point	Dip tube	Gas
C8	7	8	0	L	A	17E	9	7	F	0	O2
	Without 7	O2 8 Inert 9	Without 0 Burst disc 190 bar 190 Burst disc 250 bar 250 Burst disc 270 bar 270 Other	Brass L Chrome plated brass CL	Handwheel - standard A Painted handwheel B Handwheel with logo cap C Key operated Square 7.8 D Key operated 5.9 x dia 9.3 E	17E EN ISO 11116 17E M 18 x 1,5 - 18P EN ISO 15245-1 18P Other	DIN 477- 1 Nr.9 9 DIN 477- 1 Nr.10 10 Other	7 7 7,5 7,5 Other	Front Sealing F ø 10 1 ø 14 2 Other	Without 0 M10 x0,75 M1 Other	O2 O2 N2O Inert & Mix (IM)

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